South Africa won the toss and put Pakistan into bat on the opening day of the first test at Centurion on Thursday, hoping to make early inroads with an all-out pace attack.
South Africa are chasing a place in next years World Test Championship final but, in order to do so, must win at least one test in the two-test series against Pakistan.
“It was a tricky decision to make but we’d like to have a go with the new ball,” said South Africa captain Temba Bavuma after winning the toss.